CC-SA 3.0 on wiki page.
The wikipedia page "Creative_Commons_licenses" states :
> The maintainers of Debian GNU/Linux, a Linux distribution known for
> its adherence to software freedom, do not believe that even the
> Creative Commons Attribution License, the least restrictive of the
> licenses, adheres to the Debian Free Software Guidelines due to the
> license's anti-DRM provisions
However, BrunoKleinert has added CC-SA 3.0 to the DFSG wiki page.
I assume that one one the page is outdated or wrong (probably the
Could tell me which is right (or correct the page your self).
P.S. Please CC me, I'm not on the list.